数学因式分解习题要步骤:-x³+x²-¼x(a²-1)(b²-1)+4ab(-2xy²)²·3x²y÷(-6x³y^4)请给出详细的步骤,谢谢合作!
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![数学因式分解习题要步骤:-x³+x²-¼x(a²-1)(b²-1)+4ab(-2xy²)²·3x²y÷(-6x³y^4)请给出详细的步骤,谢谢合作!](/uploads/image/z/431090-26-0.jpg?t=%E6%95%B0%E5%AD%A6%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%E4%B9%A0%E9%A2%98%E8%A6%81%E6%AD%A5%E9%AA%A4%EF%BC%9A-x%26%23179%3B%2Bx%26%23178%3B-%26%23188%3Bx%EF%BC%88a%26%23178%3B-1%EF%BC%89%EF%BC%88b%26%23178%3B-1%EF%BC%89%2B4ab%28-2xy%26%23178%3B%29%26%23178%3B%C2%B73x%26%23178%3By%C3%B7%EF%BC%88-6x%26%23179%3By%5E4%EF%BC%89%E8%AF%B7%E7%BB%99%E5%87%BA%E8%AF%A6%E7%BB%86%E7%9A%84%E6%AD%A5%E9%AA%A4%2C%E8%B0%A2%E8%B0%A2%E5%90%88%E4%BD%9C%21)
数学因式分解习题要步骤:-x³+x²-¼x(a²-1)(b²-1)+4ab(-2xy²)²·3x²y÷(-6x³y^4)请给出详细的步骤,谢谢合作!
数学因式分解习题
要步骤:
-x³+x²-¼x
(a²-1)(b²-1)+4ab
(-2xy²)²·3x²y÷(-6x³y^4)
请给出详细的步骤,
谢谢合作!
数学因式分解习题要步骤:-x³+x²-¼x(a²-1)(b²-1)+4ab(-2xy²)²·3x²y÷(-6x³y^4)请给出详细的步骤,谢谢合作!
-x³+x²-¼x
=-x(x²-x+1/4)
=-x(x-1/2)²
(a²-1)(b²-1)+4ab
=a²b²-a²-b²+1+4ab
=a²b²+2ab+1 -a²+2ab-b²
=(ab+1)²-(a-b)²
=(ab+1+a-b)(ab+1-a+b)
(-2xy²)²·3x²y÷( -6x³y^4)
=4x²y的4次方×3x²y÷(-6x³y^4)
=-2xy